how do I work it out?
2km in30 minutes ( give your answer in km/h)
Average speed is about 6 mph.
If you run 2.5 miles in 20 minutes your average speed is 7.5 miles per hour.
40mph
15km/hour
Traveling 117 miles in 2 hours and 15 minutes means the average speed is 52 miles per hour. (Divide 117 by 2.25)
the speed of A is 1/9 miles per min. the speed of B is 1/8 miles per min. the speed of C is 1/10 miles per min. So, student B is the fastest.
I cannot reconcile how to do this, because my answer doesn't look correct.
4.6ms
4.60
The total displacement is 0 km, as the student returns to the starting point. The total time taken is 5 minutes + 7.1 minutes = 12.1 minutes. Therefore, the average velocity is 0 km divided by 12.1 minutes, which equals 0 km/min.
The average handwriting speed of students in a typical classroom setting is around 20-30 words per minute.
Average speed is about 6 mph.
She obtained the average speed of the three measurements.
If someone runs 10 miles in 90 minutes their average speed is 6.67 mph
The student is calculating the average or mean speed of the ball.
Your average speed is 10 miles per hour.
Your average speed is 44.3 miles per hour.